---> uname -a: Linux prd-centos8-docker-4c-4g-12676.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 10G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 760 12560 19 2440 14668 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:52:02:5f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.135/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86253sec preferred_lft 86253sec inet6 fe80::f816:3eff:fe52:25f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ac:3a:ac:87 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/14/2026 _x86_64_ (4 CPU) 08:52:35 LINUX RESTART (4 CPU) 08:53:01 AM tps rtps wtps bread/s bwrtn/s 08:54:01 AM 188.19 6.16 182.02 941.42 7913.40 08:55:01 AM 167.12 18.98 148.14 3407.57 15169.91 Average: 177.66 12.57 165.08 2174.39 11541.35 08:53:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:54:01 AM 13210032 15042876 2929288 18.15 2688 2046592 1146352 6.67 153476 2414688 192148 08:55:01 AM 12854312 15011152 3285008 20.35 2688 2360728 1137924 6.62 376236 2506136 24192 Average: 13032172 15027014 3107148 19.25 2688 2203660 1142138 6.65 264856 2460412 108170 08:53:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:54:01 AM eth0 144.37 99.53 1530.91 29.28 0.00 0.00 0.00 0.00 08:54:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:55:01 AM eth0 121.05 102.82 1214.49 27.24 0.00 0.00 0.00 0.00 08:55:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 132.71 101.17 1372.72 28.26 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/14/2026 _x86_64_ (4 CPU) 08:52:35 LINUX RESTART (4 CPU) 08:53:01 AM CPU %user %nice %system %iowait %steal %idle 08:54:01 AM all 18.84 0.00 1.94 1.52 0.08 77.62 08:54:01 AM 0 14.51 0.00 0.90 0.33 0.08 84.17 08:54:01 AM 1 10.28 0.00 1.27 0.65 0.07 87.73 08:54:01 AM 2 24.17 0.00 3.23 3.84 0.10 68.65 08:54:01 AM 3 26.39 0.00 2.34 1.27 0.08 69.92 08:55:01 AM all 25.36 0.00 2.71 1.65 0.10 70.18 08:55:01 AM 0 14.01 0.00 2.26 1.96 0.08 81.70 08:55:01 AM 1 27.44 0.00 2.42 1.37 0.10 68.67 08:55:01 AM 2 22.44 0.00 3.27 2.50 0.13 71.66 08:55:01 AM 3 37.53 0.00 2.89 0.79 0.10 58.69 Average: all 22.10 0.00 2.32 1.59 0.09 73.90 Average: 0 14.26 0.00 1.58 1.14 0.08 82.93 Average: 1 18.87 0.00 1.85 1.01 0.08 78.18 Average: 2 23.31 0.00 3.25 3.17 0.12 70.16 Average: 3 31.96 0.00 2.62 1.03 0.09 64.30